/* CSS Variables for Theme Support */
:root {
    --bg-primary-light: #ffffff;
    --bg-primary-dark: #1f2937;
    --bg-secondary-light: #f8fafc;
    --bg-secondary-dark: #111827;
    --text-primary-light: #1e293b;
    --text-primary-dark: #ffffff;
    --text-secondary-light: #64748b;
    --text-secondary-dark: #d1d5db;
    --border-light: #e2e8f0;
    --border-dark: #374151;
}

/* Custom Font */
.font-inter {
    font-family: 'Inter', sans-serif;
}

/* Theme Toggle Styles */
.theme-toggle-btn {
    position: relative;
    cursor: pointer;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.theme-toggle-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.theme-toggle-thumb {
    background: linear-gradient(135deg, #ffffff, #f1f5f9);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.dark .theme-toggle-btn {
    background: linear-gradient(135deg, #10b981, #34d399);
}

.dark .theme-toggle-thumb {
    background: linear-gradient(135deg, #1f2937, #374151);
}

/* Dark Mode Base Styles */
.dark {
    color-scheme: dark;
}

.dark body {
    background-color: #0f172a;
    color: #f1f5f9;
}

/* Dark Mode Sections - Manual Override */
.dark .questions-section {
    background: linear-gradient(135deg, #1f2937, #111827) !important;
}

.dark .purpose-section {
    background: linear-gradient(135deg, #1f2937, #111827) !important;
}

.dark .how-it-works-section {
    background: linear-gradient(135deg, #111827, #000000) !important;
}

/* Footer siempre negro */
.footer-section {
    background: #000000 !important;
}

.dark .footer-section {
    background: #000000 !important;
}

/* Dark Mode Text Colors */
.dark .section-title {
    color: #ffffff !important;
}

.dark .section-text {
    color: #d1d5db !important;
}

/* Dark Mode Cards */
.dark .question-card {
    background-color: #1f2937 !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3) !important;
}

/* Dark Mode Carousel Elements */
.dark .question-card .bg-gray-50 {
    background-color: #374151 !important;
    color: #f1f5f9 !important;
}

.dark .question-card .bg-emerald-50 {
    background-color: #065f46 !important;
    color: #d1fae5 !important;
}

.dark .question-card .text-gray-700 {
    color: #f1f5f9 !important;
}

.dark .question-card .text-emerald-600 {
    color: #34d399 !important;
}

.dark .question-card .bg-blue-50 {
    background-color: #1e3a8a !important;
}

.dark .question-card .bg-purple-50 {
    background-color: #581c87 !important;
}

.dark .question-card .bg-yellow-50 {
    background-color: #92400e !important;
}

.dark .pillar-card {
    background-color: #1f2937 !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3) !important;
}

.dark .pillar-card h3 {
    color: #ffffff !important;
}

.dark .pillar-card p {
    color: #d1d5db !important;
}

/* Dark Mode Scrollbar */
.dark ::-webkit-scrollbar-track {
    background: #1e293b;
}

.dark ::-webkit-scrollbar-thumb {
    background: #475569;
}

.dark ::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Custom Animations */

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes bounce-slow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}



@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.animate-spin-slow {
    animation: spin-slow 3s linear infinite;
}

.animate-bounce-slow {
    animation: bounce-slow 2s ease-in-out infinite;
}





/* Text Gradient */
.text-gradient {
    background: linear-gradient(135deg, #34d399, #60a5fa, #a78bfa);
    background-size: 200% 200%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 3s ease infinite;
}





/* CTA Button Effects */
.cta-button {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(52, 211, 153, 0.4);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

/* Carousel Styles - Clean Version */
.carousel-container {
    position: relative;
    background: white;
    border-radius: 0.75rem;
    transition: background-color 0.3s ease;
    border: 1px solid #f1f5f9;
    overflow: hidden;
}

/* Dark Mode Carousel */
.dark .carousel-container {
    background: #1f2937;
    border-color: #374151;
}

.carousel-track {
    display: flex;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
    min-width: 100%;
    flex-shrink: 0;
}

.carousel-dot {
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    outline: none;
}

.carousel-dot:hover {
    transform: scale(1.1);
    opacity: 0.8;
}

.carousel-dot.active {
    background-color: #10b981 !important;
    transform: scale(1.2);
}

/* Question Cards - Clean Design */
.question-card {
    transition: none;
}

.question-card:hover {
    transform: none;
}

/* Process Steps Animation */
.process-step {
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: translateY(-5px);
}

/* Pillar Cards */
.pillar-card {
    transition: all 0.3s ease;
    border-top: 4px solid transparent;
}

.pillar-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Responsive Styles */
@media (max-width: 768px) {
    .carousel-prev,
    .carousel-next {
        display: none;
    }
    
    .text-4xl {
        font-size: 2.5rem;
    }
    
    .text-6xl {
        font-size: 3.5rem;
    }

    /* Hero Section Mobile Adjustments */
    .hero-content {
        padding-top: 2rem;
    }

    .text-gradient {
        font-size: 2.5rem;
        line-height: 1.2;
    }

    /* Ajustes simples para el carrusel en móvil */
    .carousel-container {
        margin: 0 auto;
        width: 100%;
        max-width: 500px;
    }

    .question-card {
        padding: 1.5rem;
        margin: 0;
        width: 100%;
        box-sizing: border-box;
    }

    .question-card .bg-gray-50,
    .question-card .bg-emerald-50 {
        padding: 1.25rem;
        margin: 0.75rem 0;
        width: 100%;
        box-sizing: border-box;
    }

    /* Ajustes de los puntos de navegación */
    .carousel-dots {
        display: flex !important;
        justify-content: center !important;
        gap: 0.5rem !important;
        margin-top: 1rem !important;
    }

    .carousel-dot {
        width: 0.5rem !important;
        height: 0.5rem !important;
        border-radius: 50% !important;
    }
}

/* Ajustes para pantallas muy pequeñas */
@media (max-width: 380px) {
    .carousel-container {
        max-width: 100%;
    }

    .question-card {
        padding: 1rem;
    }
}

/* Loading Animation */
@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: shimmer 1.5s infinite;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #64748b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* Intersection Observer Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Enhanced hover effects */
.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* Glowing text effect */
.glow-text {
    text-shadow: 0 0 10px rgba(52, 211, 153, 0.5);
}



/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .dark-mode-adapt {
        filter: brightness(0.9);
    }
}

/* Earth Video Styles - Simple Version */
.earth-video-container {
    width: 600px;
    height: 600px;
    margin: 0 auto;
}

.earth-video {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

/* Footer Video Styles - Simple */
.footer-video {
    border-radius: 1.5rem; /* Esquinas más redondeadas */
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.footer-video:hover {
    transform: scale(1.02);
}

/* Responsive Video Styles */
@media (max-width: 1024px) {
    .earth-video-container {
        width: 500px;
        height: 500px;
    }
}

@media (max-width: 768px) {
    .earth-video-container {
        width: 400px;
        height: 400px;
    }
    
    .footer-video {
        width: 16rem !important;
        height: 10rem !important;
    }
}

@media (max-width: 640px) {
    .earth-video-container {
        width: 320px;
        height: 320px;
    }
    
    .footer-video {
        width: 14rem !important;
        height: 8rem !important;
    }
}

/* Print styles */
@media print {
    .no-print {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
}

/* Efectos de Glassmorphism */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

.glass-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 
        0 8px 32px 0 rgba(31, 38, 135, 0.37),
        inset 0 1px 1px rgba(255, 255, 255, 0.5);
}

/* Gradientes dinámicos mejorados */
.hero-gradient {
    background: linear-gradient(135deg, 
        #0f0f23 0%, 
        #1a1a2e 25%, 
        #16213e 50%, 
        #0f3460 75%, 
        #533483 100%);
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Efectos de paralaje */
.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Animaciones de entrada más sofisticadas */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(100px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Clases de animación */
.animate-slide-up {
    animation: slideInUp 0.8s ease-out forwards;
}

.animate-slide-left {
    animation: slideInLeft 0.8s ease-out forwards;
}

.animate-slide-right {
    animation: slideInRight 0.8s ease-out forwards;
}

.animate-scale-in {
    animation: scaleIn 0.6s ease-out forwards;
}

/* Efectos de hover mejorados */
.card-hover {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card-hover:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Botones con efectos avanzados */
.btn-advanced {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    box-shadow: 0 4px 15px 0 rgba(16, 185, 129, 0.3);
}

.btn-advanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.7s;
}

.btn-advanced:hover::before {
    left: 100%;
}

.btn-advanced:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px 0 rgba(16, 185, 129, 0.4);
}

/* Texto con efectos mejorados */
.text-glow-enhanced {
    text-shadow: 
        0 0 10px rgba(52, 211, 153, 0.5),
        0 0 20px rgba(52, 211, 153, 0.3),
        0 0 30px rgba(52, 211, 153, 0.1);
}

.text-gradient-enhanced {
    background: linear-gradient(135deg, 
        #34d399 0%, 
        #3b82f6 25%, 
        #8b5cf6 50%, 
        #ec4899 75%, 
        #f59e0b 100%);
    background-size: 300% 300%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 8s ease infinite;
}

/* Efectos de carga */
.skeleton-loader {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Sombras suaves y modernas */
.shadow-soft {
    box-shadow: 
        0 10px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.shadow-soft-lg {
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Efectos de borde luminoso */
.border-glow {
    border: 2px solid transparent;
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, #34d399, #3b82f6) border-box;
}

.border-glow-hover {
    transition: all 0.3s ease;
}

.border-glow-hover:hover {
    box-shadow: 0 0 20px rgba(52, 211, 153, 0.4);
    border-color: rgba(52, 211, 153, 0.6);
}

/* Estilos para el logo de GeoAI */
.geoai-logo {
    /* Sin efectos hover */
}

/* Logo en navegación */
nav .geoai-logo {
    filter: brightness(1.2) contrast(1.1) drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Logo en modal */
.modal .geoai-logo {
    filter: brightness(1) contrast(1.1) drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

/* Logo en preloader */
.preloader .geoai-logo {
    filter: brightness(1.3) contrast(1.2) drop-shadow(0 0 15px rgba(255, 255, 255, 0.3));
}

/* Animación de respiración para el logo deshabilitada */
.logo-animate {
    /* Sin animación */
}

/* Theme Transition Effects */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Dark Mode Toast Styles */
.dark .toast {
    background: rgba(31, 41, 55, 0.95) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3) !important;
    border: 1px solid rgba(75, 85, 99, 0.3) !important;
}

.dark .toast-content {
    color: #f1f5f9 !important;
}

/* Dark Mode Button Hover Effects */
.dark .cta-button:hover {
    box-shadow: 0 10px 25px rgba(52, 211, 153, 0.6);
}

/* Dark Mode Carousel Navigation */
.dark .carousel-prev,
.dark .carousel-next {
    background: #374151 !important;
    color: #f1f5f9 !important;
}

.dark .carousel-prev:hover,
.dark .carousel-next:hover {
    background: #4b5563 !important;
}

/* Dark Mode Glass Effects */
.dark .glass-effect {
    background: rgba(31, 41, 55, 0.8);
    border: 1px solid rgba(75, 85, 99, 0.3);
}

.dark .glass-card {
    background: rgba(31, 41, 55, 0.8);
    border: 1px solid rgba(75, 85, 99, 0.3);
}

/* Dark Mode Process Steps */
.dark .process-step {
    background: #374151 !important;
}

.dark .process-step:hover {
    background: #4b5563 !important;
}

/* Enhanced Theme Toggle Animation */
.theme-toggle-btn {
    overflow: hidden;
    position: relative;
}

.theme-toggle-btn::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #6366f1, #8b5cf6, #ec4899, #f59e0b);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.theme-toggle-btn:hover::before {
    opacity: 1;
}